president obama arrived in charlotte as the news spread. he'll give a speech thursday night, the high point of the dnc, in the main convention venue, time warner arena, not in bank of america stadium that's three times larger but exposed. the chance of rain is 30% to 40%. >> clearly team obama felt that having this thing drenched in a thunderstorm outweighed the benefits they got in denver for a big outdoor crowd. clint eastwood showed them when it's undercut by circumstances. >> reporter: republicans charge democrats just couldn't fill the stadium. >> i think it also has more to do with attendance rather than precipitation. >> a democratic delegate says she was pestered for tickets. >> messages, phone calls, e-mails coming from everyone i know across the united states. i know they could have filled the seats. >> reporter: with the stadium event canceled, thousands who waited in line for seats are out of luck thursday. >> i got my tickets and i was so excited. i waited four hours in line for it to just be denied. >> tonight popular former p